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Publication of GB1050254ApublicationCriticalpatent/GB1050254A/en
H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
H04L1/00—Arrangements for detecting or preventing errors in the information received
H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
H04L1/14—Arrangements for detecting or preventing errors in the information received by using return channel in which the signals are sent back to the transmitter to be checked ; echo systems
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Detection And Prevention Of Errors In Transmission
(AREA)
Overføringsanlæg med en sender og en modtager til overføring af information i et foreskrevet frekvensbånd samt sender og modtager til anvendelse i dette anlæg.